Air purifier



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1. Air purifier

1.1 : Perspective

1.2 : Front

1.3 : Left

1.4 : Back

1.5 : Right

1.6 : Top

1.7 : Bottom

Fig. 1 is a perspective view of the air purifier; Fig. 2 is a front elevation view thereof; Fig. 3 is a left side elevation view thereof; Fig. 4 is a rear elevation view thereof; Fig. 5 is a right side elevation view thereof; Fig. 6 is a top plan view thereof; and Fig. 7 is a bottom view thereof. 

CLAIM The ornamental design for an air purifier, as shown and described. 